fix(ucepsa): read deployment mode from dict cursor

ucepsa/edge-oee-demo/tools/li_context_admin.py

@@ -80,7 +80,7 @@ def deployment_mode(cur) -> str:
     row = cur.fetchone()
     if not row:
         raise RuntimeError("No existe deployment_config CUTTERS")
-    return str(row[0])
+    return str(row["mode"])
 
 
 def print_json(payload: Any) -> None:
@@ -435,5 +435,5 @@ if __name__ == "__main__":
     try:
         raise SystemExit(main())
     except Exception as exc:
-        print(f"[ERROR] {exc}", file=sys.stderr)
+        print(f"[ERROR] {type(exc).__name__}: {exc!r}", file=sys.stderr)
         raise SystemExit(1)